Erratic Shifting of the Automatic Transmission on Oldsmobile Silhouette

The transmission pressure control solenoid may fail causing erratic shifting. Our technicians tell us that partial dis-assembly of the transmission is necessary to replace a failed pressure control solenoid.

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Average mileage: 142,655 (80,000–250,000)
6 model years affected: 1995, 1999, 2000, 2001, more2002, 2004
15 people reported this problem
4 people shared problem details
rpm ramp up when shifting... dragging.... hard shifts. Engine code was 1st 2nd gear shift solenoid
Shift either too hard or wont shift at all. I have to stop turn it off and restart. Sometimes that works.
Transmission control solenoid failed. At this point the entire transmission was rebuilt.
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